Refrigerators had one job

from here

 I can only guess that the people who make refrigeration units never thought they'd need to worry about security, but as soon as you put something on the Internet security becomes critically important.

Botnet and chill

from here and here (image source)

There are, of course, better ways to deal with malware - assuming you realize that malware is the problem in the first place. If all you know is the computer is overheating then maybe enhanced cooling is a reasonable adaptation.

Time to invest in a lock

from here and here (image source)

On the one hand you've gotta be proud when your cat figures out how to do this, but on the other hand that food is not meant for him/her and you shouldn't have to compete with your cat for your own food. It may seem weird to consider your cat an adversary, but how else should you characterize them when they're stealing your food?

Fridge Locker

Product Page

I never even knew these existed. If I had ... I probably wouldn't have used it because I've been fairly lucky about the people I lived and worked with. However, if you don't trust the people you live or work with then this might be for you.

Don't let your IoT security spoil

from here

Even if browser-based interfaces do make it easier to control such devices, couldn't they be restricted to the local network? Why expose them to the entire world wide web?